Last Updated: December 18, 2023, 11:29 IST Nafees Biryani’s body has been sent for post-mortem, police said. (Representative File: Getty Images) The 50-year-old died at the SRN Hospital on Sunday evening, a statement issued by the Prayagraj Police said Slain gangster-politician Atiq Ahmed’s aide Nafees Biryani, who was lodged in jail in connection with the Umesh Pal murder case, died of heart failure, police said on Monday. The 50-year-old died at the SRN Hospital on Sunday evening, a statement issued by the Prayagraj Police said. According to doctors, prima facie the cause of death is heart failure. The body has been sent for postmortem. Umesh Pal, the key witness in the BSP MLA Raju Pal murder case, along with his two security guards was shot dead on February 25, 2023. The car that was used during the attack allegedly belonged to Biryani. On the complaint of Umesh Pal’s wife Jaya Pal, a case was registered in Dhumanganj police station against Atiq Ahmed, his brother Ashraf, wife Shaista Parveen, Atiq’s two sons, his aides Guddu Muslim …